Home / 7,710,261.58-10,640,132.31-4,272,499.87

Finding the Fourth Proportional to 7,710,261.58, 10,640,132.31 and 4,272,499.87

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Solution

The fourth proportional to 7,710,261.58, 10,640,132.31 and 4,272,499.87 is: 5,896,033.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,710,261.58 : 10,640,132.31 = 4,272,499.87 : x
  2. Step 2: Convert to fraction form
    7,710,261.58/10,640,132.31 = 4,272,499.87/x
  3. Step 3: Cross multiply
    7,710,261.58x = 10,640,132.31 × 4,272,499.87
  4. Step 4: Simplify right side
    7,710,261.58x = 45,459,963,911,257.80
  5. Step 5: Solve for x
    x = 45,459,963,911,257.80/7,710,261.58
  6. Step 6: Final answer
    x = 5,896,033.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.